const CryptoJS = require('crypto-js')
let currentTime = (new Date).getTime(),
    vid = '9b52ce99c43c944479fda6d38fa2b4e4_9',
    encryptID = CryptoJS.MD5(vid + currentTime + 'polyv') + '',
    encryptID2 = CryptoJS.MD5('rtas.net' + vid + currentTime + 'polyvcheckpassword2') + ''
console.log(encryptID2.length, encryptID2)
console.log(`https://hls.videocc.net/event/switch_bitrate?sign=${encryptID}&ts=${currentTime}&vid=9b52ce99c43c944479fda6d38fa2b4e4_9&mt=1615812859000&ms=8cf8c8974ce4466f46c32cb2be507d2a`)
console.log(`https://hls.videocc.net/9b52ce99c4/5/9b52ce99c43c944479fda6d38fa2b4e4_3.m3u8?ts=${currentTime}&sign=${encryptID2}`)

function fn() {
    var name = '',
        age;
    return name = 'tom', age = 20, name === age
}

console.log(fn())